Reciprocating impact slack-drop/rotating/raking multifunctional power shaft

ABSTRACT

A reciprocating impact slack-drop/rotating/raking multifunctional power shaft, comprising a power shaft section ( 5 ), eccentric shaft sections ( 6 ), a power take-off ( 2 ) comprising a lubricated power take-off ( 7 ) and/or a raking power take-off ( 8 ), and a power source component ( 4 ); the sections ( 6 ) comprising bearing separate snap-fitted eccentric shaft sections ( 6 ) or bearing integrated sleeved eccentric shaft sections ( 3 ); the sections ( 6 ) comprising connecting rods ( 1 ) comprising separate snap-fitted connecting rods and/or integrated sleeved connecting rods; the power take-off ( 2 ) being arranged between the sections ( 5 ) and ( 6 ), or between the section ( 6 ) and the section ( 6 ), or at one end of the section ( 6 ), or at one end of the section ( 5 ); the component ( 4 ) driving the section ( 5 ) to rotate; the section ( 6 ) driving the rod ( 1 ) in reciprocating motion; and the section ( 5 ) driving the power take-off ( 2 ) to operate in rotation.

FIELD OF THE INVENTION

The present invention relates to the field of machinery, and inparticular, to a reciprocating impact slack-drop/rotating/rakingmultifunctional power shaft.

BACKGROUND OF THE INVENTION

At present, in a mining process of a reciprocating impact miningmachine, reciprocating impact teeth are perpendicular to an object to bemined for reciprocating impact slack-drop, which is featured by a highlump rate, energy conservation, environment-friendliness, and highefficiency. The price of lump coal sold on the market at present is morethan twice that of fine coal, so the reciprocating impact mining machinehas a broad prospect for application. It is found in a popularizationprocess of the product that although the mining efficiency of thereciprocating impact mining machine is very high, a rotating crank shaftof a reciprocating impact mechanism thereof has the problems of a smallvolume of a bearing bush installed, large horn impact reaction born anda large impact lateral force, resulting in a very short service life ofthe rotating crank shaft, and since the bearing bush or a separatebearing is of a separate structure, has a poor anti-swing andanti-impact ability, and is vulnerable to damage and difficult to changeand maintain after being damaged, therefore the reciprocating impactmining machine cannot continuously work for a long time, so that onsiteuse demands is difficult to meet by the reciprocating impact miningmachine; in addition, a reciprocating impact slack-drop excavation headthereof has no backward material conveyance function, materials droppedby reciprocating impact are massively accumulated on a surface to bemined and cannot be conveyed to a conveyance system to be carried away,thereby seriously inhibiting the performance and popularized applicationof the reciprocating impact mining machine.

In order to solve the above problems and promote application of thereciprocating impact mining machine that is energy-saving,environmentally friendly and efficient and improves the material usevalue, the present invention provides a reciprocating impactslack-drop/rotating/raking multifunctional power shaft.

SUMMARY OF THE INVENTION

The present invention provides a reciprocating impactslack-drop/rotating/raking multifunctional power shaft, including apower shaft section, eccentric shaft sections, a power take-off and apower source component etc., wherein the power take-off includes alubricated power take-off and/or a raking power take-off, etc.; theeccentric shaft section includes a bearing separate snap-fittedeccentric shaft section or a bearing integrated sleeved eccentric shaftsection etc.; the eccentric shaft section further includes a connectingrod etc.; the connecting rod includes a separate snap-fitted connectingrod and/or an integrated sleeved connecting rod etc.; the power shaftsection and the eccentric shaft section are separately connected orintegrated; the power shaft section includes a power shaft sectionbearing etc.; the eccentric shaft section includes an eccentric shaftsection bearing etc.; the eccentric shaft section bearing includes aseparate snap-fitted bearing and/or an integrated sleeved bearing etc.;the integrated sleeved bearing is sleeved on the integrated sleevedeccentric shaft section; the integrated sleeved connecting rod issleeved on the integrated sleeved bearing; the power take-off isarranged between the power shaft section and the eccentric shaftsection, or the power take-off is arranged between the eccentric shaftsection and the eccentric shaft section, or the power take-off isarranged at one end of the eccentric shaft section, or the powertake-off is arranged at one end of the power shaft section etc.; thepower source component drives the power shaft section etc. to rotate,the eccentric shaft section drives the connecting rod etc. toreciprocate; and the power shaft section drives the lubricated powertake-off and/or the raking power take-off to rotate for working.

The reciprocating impact slack-drop/rotating/raking multifunctionalpower shaft includes more than one eccentric shaft section etc.; andmore than two eccentric shaft sections are arranged in the samedirection or arranged at equal intervals along the radial direction ofthe power shaft section or arranged to form an angle difference alongthe radial direction of the power shaft section, etc..

The reciprocating impact slack-drop/rotating/raking multifunctionalpower shaft is provided with a fluid passage etc.; the fluid passagepenetrates through the power shaft section and/or the eccentric shaftsection etc.; and the power take-off and the power shaft section areseparately connected or integrated.

The raking power take-off includes a raking mechanism etc.; the rakingmechanism includes a raking transmission component etc.; the rakingtransmission component includes a raking transmission chain wheel or araking transmission gear or a raking transmission belt pulley or araking transmission friction wheel or a raking transmission shaftcoupler or a raking clutch or a raking transmission spline sleeve etc.;the raking mechanism further includes a raking rotation component and aracking arm etc.; the raking transmission chain wheel or the rakingtransmission gear or the raking transmission belt pulley or the rakingtransmission friction wheel or the raking transmission shaft coupler orthe raking clutch etc. drive the raking rotation component to rotate;the raking rotation component drives the racking arm etc. to rotate; theraking transmission component and the raking rotation component areseparately connected or integrated; and the raking rotation componentand the raking arm are separately connected or integrated.

The raking clutch is arranged between the power shaft section and theraking transmission component, or the raking clutch is arranged betweenthe raking rotation component and the raking arm, or the raking clutchis arranged between the power shaft section and the raking rotationcomponent etc.; when the raking arm needs to perform rotary raking, theraking clutch drives the raking rotation component to drive the rakingarm to rotate; and when the raking arm does not need to perform rotaryraking, the raking clutch stops the raking arm from rotating.

The eccentric shaft section bearing includes a rolling bearing or asliding bearing etc.; the sliding bearing includes a bearing bush or abearing sleeve etc.; the raking clutch includes a one-way clutch or atwo-way clutch. etc.; and the clutch includes a pawl one-way overrunningclutch, a one-way overrunning clutch without a pusher dog, a one-wayoverrunning clutch with a pusher dog, a two-way overrunning clutch witha pusher dog, a wedge block overrunning clutch, a jaw clutch, a rotatingkey clutch, a gear clutch, a disc friction clutch, a cone frictionclutch, a piston cylinder friction clutch, a diaphragm friction clutch,a pneumatic tire friction clutch, a friction clutch with a rotary pistoncylinder, a friction clutch with a fixed piston cylinder, a jawelectromagnetic clutch, a single-disk friction electromagnetic clutchwithout a sliding ring, a multidisc friction electromagnetic clutch witha sliding ring, a magnetic powder clutch, a slip electromagnetic clutchor a centrifugal clutch, etc.

The power shaft section includes a power shaft section bearing retainerring; the eccentric shaft section includes an eccentric shaft sectionbearing retainer ring etc.; the power shaft section bearing retainerring and the eccentric shaft section bearing retainer ring respectivelyblock the power shaft section bearing and the eccentric shaft sectionbearing etc., or the power shaft section hearing retainer ring and theeccentric shaft section bearing retainer ring are an integrated powershaft section and eccentric shaft section bearing spacer sleeve; theoutside diameter of the power shaft section bearing retainer ring issmaller than the inside diameter of an outer supporting ring of thepower shaft section bearing; the outside diameter of the eccentric shaftsection bearing retainer ring is smaller than the inside diameter of anouter supporting ring of the eccentric shaft section bearing; the powershaft section bearing retainer ring and the eccentric shaft sectionbearing retainer ring form a height difference; the space of the heightdifference avoids the friction of the eccentric shaft section bearingretainer ring with the outer supporting ring of the power shaft sectionbearing during rotation and/or the space of the height difference avoidsthe friction of the power shaft section bearing retainer ring with theouter supporting ring of the eccentric shaft section bearing duringrotation; the power shaft section and eccentric shaft section bearingspacer sleeve is arranged between the power shaft section bearing andthe eccentric shaft section bearing for blocking the movement of thepower shaft section bearing and the eccentric shaft section bearing;spacer sleeve anti-rotation components are arranged on the power shaftsection and eccentric shaft section bearing spacer sleeve and theeccentric shaft section or on the power shaft section and eccentricshaft section hearing spacer sleeve and the power shaft section; thespacer sleeve anti-rotation components prevent the power shaft sectionand eccentric shaft section bearing spacer sleeve from rotating relativeto the power shaft section and relative to the eccentric shaft section;the power shaft section bearing supports the rotation of the power shaftsection and the eccentric shaft section; the power source componentdrives the power shaft section to drive the connecting rod toreciprocate; and the power shaft section bearing retainer ring and theeccentric shaft section bearing retainer ring are separately arranged orseparately connected or integrated.

The raking clutch includes a clutch retainer ring etc.; the clutchretainer ring and the eccentric shaft section bearing retainer ring areseparated or separately connected or integrated; the clutch retainerring and the eccentric shaft section bearing retainer ring form a clutchand eccentric shaft section hearing spacer sleeve; the clutch andeccentric shaft section bearing spacer sleeve is arranged between theraking clutch and the eccentric shaft section bearing for blocking themovement of the clutch and the eccentric shaft section hearing; thespacer sleeve anti-rotation component or the like is arranged on theclutch and eccentric shaft section bearing spacer sleeve; the spacersleeve anti-rotation component prevents the clutch and eccentric shaftsection bearing spacer sleeve etc. from rotating relative to theeccentric shaft section; the connecting rod or the like is snap-fittedon the eccentric shaft section bearing; and the power shaft sectionbearing supports the rotation of the reciprocating impactslack-drop/rotating/raking multifunctional power shaft.

The power shaft section and the eccentric shaft section are combinedinto a crank shaft or are combined into a non-concentric cam shaft etc.;the non-concentric cam shaft includes a circular section of theeccentric shaft section and a circular section of the power shaftsection; a circle center of the circular section of the eccentric shaftsection and a circle center of the circular section of the power shaftsection are arranged in such positions that the circular section of thepower shaft section is arranged in the circular section of the eccentricshaft section, the distance between the circle center of the circularsection of the power shaft section and the circle center of the circularsection of the eccentric shaft section is ½ of a reciprocating impactstroke; the eccentric shaft section bearing is integrally installed andfixed on the eccentric shaft section by penetrating through the powershaft section; twice of the distance between the axial line of the powershaft section and the axial line of the eccentric shaft section is thereciprocating impact stroke; the power shaft section and the eccentricshaft section are separately connected or are integrated; a shoulder isarranged on one side of the eccentric shaft section; and the clutch andeccentric shaft section bearing spacer sleeve or the power shaft sectionand eccentric shaft section bearing spacer sleeve or a snap spring or aretain ring is arranged on the other side of the eccentric shaftsection.

An anti-rotation hole or an anti-rotation groove or the like is formedon the eccentric shaft section; a projection or the like snap-fittedwith the anti-rotation hole or the anti-rotation groove is arranged onthe power shaft section and eccentric shaft section bearing spacersleeve; the projection is snap-fitted with the anti-rotation hole or theanti-rotation groove etc.; or the spacer sleeve anti-rotation componentincludes an anti-rotation pin and a pin hole etc.; the pin, holeincludes a through hole and/or a blind hole etc.; a blind hole is formedon the eccentric shaft section, and a through hole or the like is formedon the power shaft section and eccentric shaft section bearing spacersleeve; the anti-rotation pin penetrates through the through hole on thepower shaft section and eccentric shaft section bearing spacer sleeve;one end of the anti-rotation pin is arranged in the blind hole on theeccentric shaft section, and the other end of the anti-rotation pin isarranged in the through hole on the power shaft section and eccentricshaft section bearing spacer sleeve; the anti-rotation pin is preventedfrom dropping from the through hole on the power shaft section andeccentric shaft section bearing spacer sleeve by spot welding or gluing;or a blind hole is formed on the eccentric shaft section, and a blindhole is formed on the power shaft section and eccentric shaft sectionbearing spacer sleeve; one end of the anti-rotation pin is arranged inthe blind hole on the power shaft section and eccentric shaft sectionbearing spacer sleeve, and the other end of the anti-rotation pin isarranged in the blind hole on the eccentric shaft section; and the blindholes prevent the anti-rotation pin from dropping.

An anti-rotation key or the like is arranged on the inside diameter ofthe clutch and eccentric shaft section bearing spacer sleeve,correspondingly, a key slot or the like is formed on the eccentric shaftsection and/or the power shaft section, and the anti-rotation key ispushed into the key slot to prevent rotation; or key slots etc. areformed on both the clutch and eccentric shaft section hearing spacersleeve and the eccentric shaft section, and anti-rotation keys arearranged in the key slots of the clutch and eccentric shaft sectionbearing spacer sleeve and the eccentric shaft section. A disassemblyjackscrew hole is formed on the clutch and eccentric shaft sectionbearing spacer sleeve and/or a lifting bole or the like is formed on theeccentric shaft section.

The lubricated power take-off includes a lubricating mechanism etc.; thelubricating mechanism includes an oil throwing power component etc.; theoil throwing power component or the like is arranged on the power shaftsection; the oil throwing mechanism further includes an oil throwingshaft, an oil thrower etc.; the oil throwing power component drives theoil throwing shaft etc.; the oil throwing shaft drives the oil throweretc. to rotate to throw oil; and the oil throwing power componentincludes a sprocket-chain oil throwing power component or a belt pulleyoil throwing power component or a rack and pinion oil throwing powercomponent or a pin tooth type oil throwing power component or a rope andrope winder oil throwing power component or a gear oil throwing powercomponent or a hanging tooth oil throwing power component, etc.

The reciprocating impact slack-drop/rotating/raking multifunctionalpower shaft further includes a clump weight etc. . . . .

The power source component further includes a driving transmissioncomponent etc.; the driving transmission component is arranged on thepower shaft section or arranged between the power shaft section and theeccentric shaft section or arranged between the eccentric shaft sectionand the eccentric shaft section, etc.

A buffering component or the like is arranged between the eccentricshaft section and the eccentric shaft section bearing or between thepower shaft section and the power shaft section bearing.

A shoulder or the like is arranged on one side of the eccentric shaftsection; the power shaft section and eccentric shaft section bearingspacer sleeve or the like is arranged on the other side of the eccentricshaft section; the shoulder and the power shaft section and eccentricshaft section bearing spacer sleeve together block the movement of theeccentric shaft section bearing along the axial direction of theeccentric shaft section; and the inside diameter of the power shaftsection and eccentric shaft section bearing spacer sleeve is snap-finedand is radially located with the power shaft section.

The invention of reciprocating impact slack-drop/rotating/rakingmultifunctional power shaft has the following beneficial effects:

1. the integrated sleeved bearing is sleeved on the integrated sleevedeccentric shaft section, and the integrated sleeved connecting rod issleeved on the integrated sleeved bearing, since the integrated sleevedbearing must be sleeved on the integrated sleeved eccentric shaftsection, the integrated sleeved eccentric shaft section must be made tohave a larger diameter than the power shaft section, thereby greatlyincreasing the volume and the strength of the eccentric shaft section;meanwhile, due to the increase of the eccentric shaft section the volumeand the strength of the integrated sleeved bearing are also increased,the volume and the strength of the connecting rod are increased, thepower shaft section and the eccentric shaft section are integrated,which further improves the strength of the reciprocating impactslack-drop/rotating/raking multifunctional power shaft, the connectingrod is integrally sleeved on the integrated sleeved bearing, as comparedwith the manner that a separate connecting rod is snap-fitted on aseparate bearing, the bearing capacity is improved and the cooperationprecision of the components is improved as well, the power take-off isarranged between the power shaft section and the eccentric shaftsection, or the power take-off is arranged between the eccentric shaftsection and the eccentric shaft section, or the power take-off isarranged at one end of the eccentric shaft section, or the powertake-off is arranged at one end of the power shaft section, the powersource component drives the power shaft section to rotate, the eccentricshaft section drives the connecting rod to reciprocate, and the powershaft section drives the lubricated power take-off and/or the rakingpower take-off to rotate for working, the power necessary forreciprocating impact slack-drop and/or the power necessary for rakingand material conveying is met by using the power of the power shaftsection, the power source components necessary for the reciprocatingimpact slack-drop and the raking and material conveying etc. areintegrated, thereby saving the equipment configuration, increasing thefunction of a power source component and power shaft section, improvingthe space utilization rate and completely solving the problem thatinhibits popularized application of the reciprocating impact miningmachine.

2. Since the more than two eccentric shaft sections are arranged atequal intervals along the radial direction of the power shaft section,the equipment mining efficiency is improved, and the reciprocatingimpact slack-drop/rotating/raking multifunctional power shaft is uniformin stress, long in service life and reliable in operation.

3. The reciprocating impact slack-drop/rotating/raking multifunctionalpower shaft is provided with the fluid passage, and the fluid passagepenetrates through the power shaft section and/or the eccentric shaftsection, so that the lubrication effect is improved, and the servicelife of the power shaft section and/or the eccentric shaft section isprolonged.

4. Since the power take-off and the power shaft section are integrated,the anti-impact and anti-vibration strength of the equipment isimproved.

5. The raking transmission chain wheel or the raking transmission gearor the raking transmission belt pulley or the raking transmissionfriction wheel or the raking transmission shaft coupler or the rakingclutch drives the raking rotation component to rotate, the rakingtransmission component is arranged on the power shaft section, a powersource component special for the raking transmission component isavoided, the raking rotation component drives the racking arm to rotate,the raking transmission component and the raking rotation component areseparately connected or integrated, the raking rotation component andthe raking arm are separately connected or integrated, the equipmentcomponents are combined for use, the structure is simple and the workingperformance is reliable.

6. The raking clutch is arranged between the power shaft section and theraking transmission component, or the raking clutch is arranged betweenthe raking rotation component and the raking arm, or the raking clutchis arranged between the power shaft section and the raking rotationcomponent, when the raking arm needs to perform rotary raking, theraking clutch drives the raking rotation component to drive the rakingarm to rotate, when the raking arm does not need to perform rotaryraking, the raking clutch stops the raking arm from rotating, theproblem that the raking and rotating arm rotates to hinder thereciprocating impact slack-drop to influence the ascending anddescending of a rocker arm in a reciprocating impact slack-drop processetc. is solved, the structure is ingenious, and the practicability isgood.

7. The outside diameter of the power shaft section bearing retainer ringis smaller than the inside diameter of the outer supporting ring of thepower shaft section bearing, the outside diameter of the eccentric shaftsection bearing retainer ring is smaller than the inside diameter of theouter supporting ring of the eccentric shaft section bearing, the powershaft section bearing retainer ring and the eccentric shaft sectionbearing retainer ring form the height difference, the space of theheight difference avoids the friction of the eccentric shaft sectionbearing retainer ring with the outer supporting ring of the power shaftsection bearing during rotation and/or the space of the heightdifference avoids the friction of the power shaft section bearingretainer ring with the outer supporting ring of the eccentric shaftsection bearing during rotation, the power shaft section and eccentricshaft section bearing spacer sleeve is arranged between the power shaftsection bearing and the eccentric shaft section bearing for blocking themovement of the power shaft section bearing and the eccentric shaftsection bearing, the power shaft section bearing retainer ring and theeccentric shaft section bearing retainer ring are an integrated powershaft section and eccentric shaft section bearing spacer sleeve, so thatthe volume and the strength of the power shaft section and eccentricshaft section bearing spacer sleeve are increased, the anti-impact andanti-vibration and other abilities of the power shaft section andeccentric shaft section bearing spacer sleeve are greatly improved, theservice life of the equipment is prolonged and the maintenance isreduced.

8. The spacer sleeve anti-rotation components are arranged on the powershaft section and eccentric shaft section bearing spacer sleeve and theeccentric shaft section or on the power shaft section and eccentricshaft section bearing spacer sleeve and the power shaft section, thespacer sleeve anti-rotation components prevent the power shaft sectionand eccentric shaft section bearing spacer sleeve from rotating relativeto the power shaft section, so that the power shaft section andeccentric shaft section bearing spacer sleeve is static relative to thepower shaft section bearing and the eccentric shaft section bearing,relative operation attrition is eliminated, long-term and accuratelocation is guaranteed, and the movement of the power shaft sectionbearing and the eccentric shaft section bearing is blocked.

9. The clutch retainer ring and the eccentric shaft section bearingretainer ring form the clutch and eccentric shaft section bearing spacersleeve, the clutch and eccentric shalt section bearing spacer sleeve isarranged between the raking clutch and the eccentric shaft sectionbearing for blocking the movement of the clutch and the eccentric shaftsection bearing, the spacer sleeve anti-rotation component is arrangedon the clutch and eccentric shaft section bearing spacer sleeve, and thespacer sleeve anti-rotation component prevents the clutch and eccentricshaft section bearing spacer sleeve from rotating relative to theeccentric shaft section.

10. The circular section of the power shaft section of thenon-concentric cam shaft is arranged in the circular section of theeccentric shaft section, the distance between the circle center of thecircular section of the power shaft section and the circle center of thecircular section of the eccentric shaft section is ½ of thereciprocating impact stroke, the structure is beneficial for theeccentric shaft section bearing to penetrate through the power shaftsection to he integrally installed and fixed on the eccentric shaftsection, the shoulder is arranged on one side of the eccentric shaftsection, and the clutch and eccentric shaft section bearing spacersleeve or the power shaft section and eccentric shaft section bearingspacer sleeve is arranged on the other side of the eccentric shaftsection, so that the eccentric shaft section bearing can be firmlyarranged on the eccentric shaft section, and the eccentric shaftsection, the eccentric shaft section bearing and the power shaft sectionand eccentric shaft section bearing spacer sleeve form optimalcooperation, the structure is simple, and the strength is large.

11. The anti-rotation hole or the anti-rotation groove is formed on theeccentric shaft section, the projection snap-fitted with theanti-rotation hole or the anti-rotation groove is arranged on the powershaft section and eccentric shaft section bearing spacer sleeve, theprojection is snap-fitted with the anti-rotation hole or theanti-rotation groove, by means of the mutual limiting of the structuresof the eccentric shaft section and the power shaft section and eccentricshaft section bearing spacer sleeve, the power shaft section andeccentric shaft section bearing spacer sleeve is prevented from rotatingrelative to the eccentric shaft section, the use of an anti-rotation pinetc. is avoided, and easily lost components and vulnerable components ofthe equipment are decreased.

12. A blind hole is formed on the eccentric shaft section, a throughhole is formed on the power shaft section and eccentric shaft sectionbearing spacer sleeve, the anti-rotation pin penetrates through thethrough hole on the power shaft section and eccentric shaft sectionbearing spacer sleeve, one end of the anti-rotation pin is arranged inthe blind hole on the eccentric shaft section, the other end of theanti-rotation pin is arranged in the through hole on the power shaftsection and eccentric shaft section bearing spacer sleeve, theanti-rotation pin is prevented from dropping from the through hole onthe power shaft section and eccentric shaft section bearing spacersleeve by spot welding or gluing, so the quick installation and locationof the anti-rotation pin are facilitated.

13. A blind hole is formed on the eccentric shaft section, a blind holeis formed on the power shaft section and eccentric shaft section bearingspacer sleeve, one end of the anti-rotation pin is arranged in the blindhole on the power shaft section and eccentric shaft section bearingspacer sleeve, the other end of the anti-rotation pin is arranged in theblind hole on the eccentric shaft section, and the blind holes preventthe anti-rotation pin from dropping, so that dropping of theanti-rotation pin in the presence of a through hole is avoid, andworking procedures of spot welding or gluing etc. for fixing theanti-rotation pin are omitted.

14. The anti-rotation key is arranged on the inside diameter of theclutch and eccentric shaft section bearing spacer sleeve,correspondingly, the key slot is formed on the eccentric shaft sectionand/or the power shaft section, the anti-rotation key is pushed into thekey slot to prevent rotation, or key slots are formed on both the clutchand eccentric shaft section bearing spacer sleeve and the eccentricshaft section, anti-rotation keys are arranged in the key slots of theclutch and eccentric shaft section bearing spacer sleeve and theeccentric shaft section, and the anti-rotation keys cooperate with thekey slots to prevent the clutch and eccentric shaft section bearingspacer sleeve from rotating relative to the eccentric shaft sectionand/or the power shaft section.

15. The disassembly jackscrew hole is formed on the clutch and eccentricshaft section bearing spacer sleeve, and the jackscrew hole facilitatedetaching the clutch and eccentric shaft section bearing spacer sleevefrom the eccentric shaft section, and the lifting hole is formed on theeccentric shaft section, so that the problem that the originalreciprocating impact slack-drop/rotating/raking multifunctional powershaft is hard to assemble, disassemble and maintain by manpower due toan overlarge size and weight etc. are solved, and the working efficiencyis improved.

16. The oil throwing power component is arranged on the power shaftsection, the oil throwing power component drives the oil throwing shaft,the oil throwing shaft drives the oil thrower to rotate to throw oil,the problems that the reciprocating impact slack-drop/rotating/rakingmultifunctional power shaft requires lubricating and cooling and thelike are solved by taking full advantage of the power on the power shaftsection, the eccentric shaft section bearing and the power shaft sectionbearing etc. are well lubricated, and the service life of the equipmentis prolonged.

17. The clump weight is arranged on the reciprocating impactslack-drop/rotating/raking multifunctional power shaft, so that acentrifugal force and an inertia force generated by the rotation of thepower shaft section can be effectively balanced, the reciprocatingimpact slack-drop/rotating/raking multifunctional power shaft is morestable in a rotation process, and the service life of the reciprocatingimpact slack-drop/rotating/raking multifunctional power shaft isprolonged.

18. Since the driving transmission component is arranged on the powershaft section or arranged between the power shaft section and theeccentric shaft section or arranged between the eccentric shaft sectionand the eccentric shaft section, the driving transmission component ofthe reciprocating impact slack-drop/rotating/raking multifunctionalpower shaft is conducive to accepting power transferred by the powersource component from multiple positions and multiple angles.

19. The buffering component is arranged between the eccentric shaftsection and the eccentric shaft section bearing or between the powershaft section and the power shaft section bearing, thereby avoiding thedamage to the eccentric shaft section bearing, the power shaft sectionbearing and the power source component caused by reciprocating impactcounteraction, and thus the service life of the reciprocating impactslack-drop/rotating/raking multifunctional power shaft is prolonged.

20. The shoulder is arranged on one side of the eccentric shaft section,the power shaft section and eccentric shaft section bearing spacersleeve is arranged on the other side of the eccentric shaft section, theshoulder and the power shaft section and eccentric shaft section bearingspacer sleeve together block the movement of the eccentric shaft sectionbearing along the axial direction of the eccentric shaft section, andthe inside diameter of the power shaft section and eccentric shaftsection bearing spacer sleeve is snap-fitted and is radially locatedwith the power shaft section, so as to realize the axial location andthe radial location of the power shaft section and eccentric shaftsection bearing spacer sleeve, the eccentric shaft section bearing andthe power shaft section bearing.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a schematic structural diagram of a reciprocating impactslack-drop/rotating/raking multifunctional power shaft in a firstembodiment;

FIG. 2 is a schematic diagram of arrangement of a power shaft sectionbearing in the first embodiment;

FIG. 3 is a schematic structural diagram of arrangement of a powertake-off in the first embodiment;

FIG. 4 is a schematic structural diagram of another arrangement mode ofthe power take-off in the first embodiment;

FIG. 5 is a schematic structural diagram of another arrangement mode ofthe power take-off in the first embodiment;

FIG. 6 is a schematic diagram of arrangement of an eccentric shaftsection in a second embodiment;

FIG. 7 is a schematic diagram of another arrangement mode of theeccentric shaft section in the second embodiment;

FIG. 8 is a schematic structural diagram of arrangement of a fluidpassage in a third embodiment;

FIG. 9 is a schematic structural diagram of another arrangement mode ofthe fluid passage in the third embodiment;

FIG. 10 is a schematic structural diagram of arrangement of a rakingmechanism in a fourth embodiment;

FIG. 11 is a schematic structural diagram of another arrangement mode ofthe raking mechanism in the fourth embodiment;

FIG. 12 is a schematic structural diagram of a raking transmissioncomponent in the fourth embodiment;

FIG. 13 is a schematic structural diagram of arrangement of a rakingclutch in the fourth embodiment;

FIG. 14 is a schematic structural diagram of the raking clutch in thefourth embodiment;

FIG. 15 is a schematic diagram of another construction of the rakingclutch in the fourth embodiment;

FIG. 16 is a schematic structural diagram of arrangement of a bearingbush in a fifth embodiment;

FIG. 17 is a schematic structural diagram of arrangement of a rakingclutch in the fifth embodiment;

FIG. 18 is a schematic structural diagram of arrangement of a powershaft section and eccentric shaft section bearing spacer sleeve in asixth embodiment;

FIG. 19 is a schematic structural diagram of arrangement of a clutch andeccentric shaft section bearing spacer sleeve in a seventh embodiment;

FIG. 20 is a schematic structural diagram of a non-concentric cam shaftin an eighth embodiment;

FIG. 21 is a top view of FIG. 21 in the eighth embodiment;

FIG. 22 is a schematic structural diagram of a crank shaft in the eighthembodiment;

FIG. 23 is a schematic structural diagram of arrangement of ananti-rotation pin in a ninth embodiment;

FIG. 24 is a schematic structural diagram of another arrangement mode ofthe anti-rotation pin in the ninth embodiment;

FIG. 25 is a schematic structural diagram of a power shaft section andeccentric shaft section bearing spacer sleeve in the ninth embodiment;

FIG. 26 is a schematic structural diagram of another mode of the powershaft section and eccentric shaft section bearing spacer sleeve in theninth embodiment;

FIG. 27 is a schematic structural diagram of arrangement of ananti-rotation key in a tenth embodiment;

FIG. 28 is a schematic structural diagram of arrangement of adisassembly jackscrew hole in an eleventh embodiment;

FIG. 29 is a schematic structural diagram of arrangement of alubricating mechanism in a twelfth embodiment;

FIG. 30 is a schematic structural diagram of arrangement of a drivingtransmission component in a thirteenth embodiment;

FIG. 31 is a schematic structural diagram of another arrangement mode ofthe driving transmission component in the thirteenth embodiment:

FIG. 32 is a schematic structural diagram of another arrangement mode ofthe driving transmission component in the thirteenth embodiment;

FIG. 33 is a schematic structural diagram of another arrangement mode ofthe driving transmission component in the thirteenth embodiment.

Reference signs: 1: connecting rod, 2: power take-off, 3: bearingintegrated sleeved eccentric shaft section, 4: power source component,5: power shaft section, 6: n eccentric shaft section, 7: lubricatedpower take-off 8: raking power take-off, 9: power shaft section bearing,10: eccentric shaft section bearing, 11: eccentric shaft section A, 12:eccentric shaft section B, 13: fluid passage, 14: corrugated fluidpassage groove, 15: hearing bushing, 16: fluid passage groove, 17:raking mechanism, 18: raking transmission component, 19: raking arm, 20;raking rotation component, 21: raking transmission chain wheel, 22: boxbody, 23: raking clutch, 24: power shaft section and eccentric shaftsection bearing spacer sleeve, 25: power shaft section bearing retainerring, 26: eccentric shaft section bearing retainer ring, 27: shoulder,28: spacer sleeve anti-rotation component, 29: clutch retainer ring, 30:clutch and eccentric shaft section bearing spacer sleeve, 31:non-concentric cam shaft, 32: circular section of the power shaftsection, 33: circular section of the eccentric shaft section, 34: circlecenter of the circular section of the power shaft section, 35: circlecenter of the circular section of the eccentric shaft section, 36: crankshaft, 37: anti-rotation hole, 38: power shaft section and bearingspacer sleeve, 39: projection, 40: through hole, 41: anti-rotation pin,42: blind hole, 43: disassembly jackscrew hole, 44: anti-rotation key,45: key slot, 46: oil throwing power component, 47: lubricatingmechanism, 48: oil thrower, 49: oil throwing shaft, 50: sprocket-chainoil throwing power component, 51: driving transmission component.

DETAILED DESCRIPTION OF THE EMBODIMENTS

The present invention will be further illustrated below in combinationwith the accompany drawings.

First Embodiment

FIGS. 1 to 5 show a reciprocating impact slack-drop/rotating/rakingmultifunctional power shaft in the first embodiment. The reciprocatingimpact slack-drop/rotating/raking multifunctional power shaft includes apower shaft section 5, eccentric shaft sections 6, a power take-off 2and a power source component 4 etc.; wherein the power take-off 2includes a lubricated power take-off 7 and/or a raking power take-off 8etc.; the eccentric shaft section 6 includes a bearing separatesnap-fitted eccentric shaft section 6 or a bearing integrated sleevedeccentric shaft section 3 etc.; the eccentric shaft section 6 furtherincludes a connecting rod 1 etc.; the connecting rod 1 includes aseparate snap-fitted connecting rod 1 and/or an integrated sleevedconnecting rod 1 etc.; the power shaft section 5 and the eccentric shaftsection 6 are separately connected or integrated; the power shaftsection 5 includes a power shaft section beating 9 etc.; the eccentricshaft section 6 includes an eccentric shaft section bearing 10 etc.; theeccentric shaft section bearing 10 includes a separate snap-fittedbearing and/or an integrated sleeved bearing etc.; the integratedsleeved bearing is sleeved on the integrated sleeved eccentric shaftsection 6; the integrated sleeved connecting rod 1 is sleeved on theintegrated sleeved bearing; the power take-off 2 is arranged between thepower shaft section 5 and the eccentric shaft section 6, or the powertake-off 2 is arranged between the eccentric shaft section 6 and theeccentric shaft section 6, or the power take-off 2 is arranged at oneend of the eccentric shaft section 6, or the power take-off 2 isarranged at one end of the power shaft section 5 etc.; the power sourcecomponent 4 drives the power shaft section 5 etc. to rotate; theeccentric shaft section 6 drives the connecting rod 1 to reciprocate;and the power shaft section 5 drives the lubricated power take-off 7and/or the raking power take-off 8 to rotate for working.

The reciprocating impact stack-drop/rotating/raking multifunctionalpower shaft can be further provided with a clump weight.

A buffering component etc. can be further arranged between the eccentricshaft section 6 and an eccentric shaft section bearing 10 or between thepower shaft section 5 and a power shaft section bearing 9. The bufferingcomponent includes rubber, plastic, polyester, a copper sleeve, a nylonsleeve, etc.

The present invention-creation is not limited to the above embodiment,those skilled in the art can still make equivalent modifications orsubstitutions without departing from the spirit of the presentinvention, and these equivalent modifications or substitutions fall intothe scope defined by the claims of the present application.

Second Embodiment

FIGS. 6 to 7 show a reciprocating impact slack-drop/rotating/rakingmultifunctional power shaft as illustrated in the second embodiment, andthe difference from the first embodiment lies in that: the reciprocatingimpact slack-drop/rotating/raking multifunctional power shaft includesmore than one eccentric shaft section 6, as shown in FIG. 6, it includestwo eccentric shaft sections 6, namely an eccentric shaft section A11and an eccentric shaft section B12, and the eccentric shaft section A11and the eccentric shaft section B12 are arranged in 180 degrees; asshown in FIG. 7, it includes two eccentric shaft sections 6, namely theeccentric shaft section All and the eccentric shaft section B12, theeccentric shaft section A11 and the eccentric shaft section B12 arearranged in the same direction or arranged at equal intervals along theradial direction of the power shaft section 5 or arranged to form anangle difference along the radial direction of the power shaft section5.

The present invention is not limited to the above embodiment, thoseskilled in the art can still make equivalent modifications orsubstitutions without departing from the spirit of the presentinvention, and these equivalent modifications or substitutions fall intothe scope defined by the claims of the present application.

The rest is the same as in the first embodiment.

Third Embodiment

FIGS. 8 to 9 show a reciprocating impact slack-drop/rotating/rakingmultifunctional power shaft as illustrated in the third embodiment, andthe difference from the first embodiment lies in that: the reciprocatingimpact slack-drop/rotating/raking multifunctional power shaft isprovided with a fluid passage 13; the fluid passage 13 penetratesthrough the power shaft section 5 and/or the eccentric shaft section 6;and the power take-off 2 and the power shaft section 5 are separatelyconnected or integrated; as shown in FIG. 9, the fluid passage 13 isprovided with a fluid passage groove 16 or a corrugated fluid passagegroove 16 on the surface of the eccentric shaft section 6; and theeccentric shaft section 6 and the fluid passage 13 are cooperativelyused with a bearing bushing 15.

The present invention is not limited to the above embodiment, thoseskilled in the art can still make equivalent modifications orsubstitutions without departing from the spirit of the presentinvention, and these equivalent modifications or substitutions fall intothe scope defined by the claims of the present application.

The rest is the same as in the first embodiment.

Fourth Embodiment

FIGS. 10 to 15 show a reciprocating impact slack-drop/rotating/rakingmultifunctional power shaft as illustrated in the fourth embodiment, andthe difference from the first embodiment lies in that: the raking powertake-off 8 includes a raking mechanism 17 etc.; the raking mechanism 17includes a raking transmission component 18 etc.; the rakingtransmission component 18 includes a raking transmission chain wheel 21;the raking transmission component 18 can also be a raking transmissiongear or a raking transmission belt pulley or a raking transmissionfriction wheel or a raking transmission shaft coupler or a raking clutchor a raking transmission spline sleeve etc.; the raking mechanism 17further includes a raking rotation component 20 and a racking arm 19etc.; the raking transmission chain wheel 21 or the raking transmissiongear or the raking transmission belt pulley or the raking transmissionfriction wheel or the raking transmission shaft coupler or the rakingclutch 23 etc. drive the raking rotation component 20 to rotate; thetaking rotation component 20 drives the racking arm 19 etc. to rotate;the raking transmission component 18 and the raking rotation component20 are separately connected or integrated; and the raking rotationcomponent 20 and the raking arm 19 are separately connected orintegrated. The raking clutch 23 is arranged between the power shaftsection 5 and the raking transmission component 18, or the taking clutch23 is arranged between the raking rotation component 20 and the rakingarm 19, or the raking clutch 23 is arranged between the power shaftsection 5 and the raking rotation component 20, etc.

When the raking am 19 needs to perform rotary raking, the raking clutch23 drives the raking rotation component 20 to drive the raking arm torotate, and when the raking arm 19 does not need to perform rotaryraking, the raking clutch 23 stops the raking arm 19 from rotating.

The present invention is not limited to the above embodiment, thoseskilled in the art can still make equivalent modifications orsubstitutions without departing from the spirit of the presentinvention, and these equivalent modifications or substitutions fall intothe scope defined by the claims of the present application.

The rest is the same as in the first embodiment.

Fifth Embodiment

FIGS. 16 to 17 show a reciprocating impact slack-drop/rotating/rakingmultifunctional power shaft as illustrated in the fifth embodiment,wherein the eccentric shaft section bearing 10 includes a rollingbearing or a sliding bearing etc.; the sliding bearing includes abearing bush 15 or a bearing sleeve etc.; the raking clutch 23 includesa one-way clutch or a two-way clutch; the clutch includes a pawl one-wayoverrunning clutch, a one-way overrunning clutch without a pusher dog, aone-way overrunning clutch with a pusher dog, a two-way overrunningclutch with a pusher dog, a wedge block overrunning clutch, a jawclutch, a rotating key clutch, a gear clutch, a disc friction clutch, acone friction clutch, a piston cylinder friction clutch, a diaphragmfriction clutch, a pneumatic tire friction clutch, a friction clutchwith a rotary piston cylinder, a friction clutch with a fixed pistoncylinder, a jaw electromagnetic clutch, a single-disk frictionelectromagnetic clutch without a sliding ring, a multidisc frictionelectromagnetic clutch with a sliding ring, a magnetic powder clutch, aslip electromagnetic clutch or a centrifugal clutch, etc.

The present invention is not limited to the above embodiment, thoseskilled in the art can still make equivalent modifications orsubstitutions without departing from the spirit of the presentinvention, and these equivalent modifications or substitutions fall intothe scope defined by the claims of the present application.

The rest is the same as in the first embodiment.

Sixth Embodiment

FIG. 18 shows a reciprocating impact slack-drop/rotating/rakingmultifunctional power shaft as illustrated in the sixth embodiment, andthe difference from the first embodiment lies in that: the power shaftsection 5 includes a power shaft section bearing retainer ring 25; theeccentric shaft section 6 includes an eccentric shaft section bearingretainer ring 26 etc.; the power shaft section bearing retainer ring 25and the eccentric shaft section bearing retainer ring 26 respectivelyblock the power shaft section bearing 9 and the eccentric shaft sectionbearing 10 etc.; or the power shaft section bearing retainer ring 25 andthe eccentric shaft section bearing retainer ring 26 are an integratedpower shaft section and eccentric shaft section bearing spacer sleeve24; the outside diameter of the power shaft section bearing retainerring 25 is smaller than the inside diameter of an outer supporting ringof the power shaft section bearing 9; the outside diameter of theeccentric shaft section bearing retainer ring 26 is smaller than theinside diameter of an outer supporting ring of the eccentric shaftsection bearing 10; the power shaft section bearing retainer ring 25 andthe eccentric shaft section bearing retainer ring 26 form a heightdifference; the space of the height difference avoids the friction ofthe eccentric shaft section bearing retainer ring 26 with the outersupporting ring of the power shaft section bearing 9 during rotationand/or the space of the height difference avoids the friction of thepower shaft section bearing retainer ring 25 with the outer supportingring of the eccentric shaft section bearing 10 during rotation; thepower shaft section and eccentric shaft section bearing spacer sleeve 24is arranged between the power shaft section bearing 9 and the eccentricshaft section bearing 10 for blocking the movement of the power shaftsection hearing 9 and the eccentric shaft section bearing 10 etc.;spacer sleeve anti-rotation components 28 etc. are arranged on the powershaft section and eccentric shaft section bearing spacer sleeve 24 andthe eccentric shaft section 6 or on the power shaft section andeccentric shaft section bearing spacer sleeve 24 and the power shaftsection 5; the spacer sleeve anti-rotation components 28 prevent thepower shaft section and eccentric shaft section bearing spacer sleeve 24from rotating relative to the power shaft section 5 and the eccentricshaft section 6; the power shaft section bearing 9 supports the rotationof the power shaft section 5 and the eccentric shaft section 6; thepower source component 4 drives the power shaft section 5 to drive theconnecting rod 1 to reciprocate; and the power shaft section bearingretainer ring 25 and the eccentric shaft section hearing retainer ring26 are separately arranged or separately connected or integrated.

The present invention is not limited to the above embodiment, thoseskilled in the art can still make equivalent modifications orsubstitutions without departing from the spirit of the presentinvention, and these equivalent modifications or substitutions fall intothe scope defined by the claims of the present application.

The rest is the same as in the first embodiment.

Seventh Embodiment

FIG. 19 shows a reciprocating impact slack-drop/rotating/rakingmultifunctional power shaft as illustrated in the seventh embodiment,and the difference from the first embodiment lies in that: the rakingclutch 23 includes a clutch retainer ring 29 etc.; the clutch retainerring 29 and the eccentric shaft section bearing retainer ring 26 areseparated or separately connected or integrated; the clutch retainerring 29 and the eccentric shaft section bearing retainer ring 26 form aclutch and eccentric shaft section bearing spacer sleeve 30 etc.; theclutch and eccentric shaft section bearing spacer sleeve 30 is arrangedbetween the raking clutch 23 and the eccentric shaft section bearing 10for blocking the movement of the clutch and the eccentric shaft sectionbearing 10 etc.; the spacer sleeve anti-rotation component 28 etc. arearranged on the clutch and eccentric shaft section bearing spacer sleeve30; the spacer sleeve anti-rotation component 28 prevents the clutch andeccentric shaft section bearing spacer sleeve 30 from rotating relativeto the eccentric shaft section 6; the connecting rod 1 is snap-fitted onthe eccentric shaft section bearing 10; and the power shaft sectionbearing 9 supports the rotation of the reciprocating impactslack-drop/rotating/raking multifunctional power shaft.

The present invention is not limited to the above embodiment, thoseskilled in the art can still make equivalent modifications orsubstitutions without departing from the spirit of the presentinvention, and these equivalent modifications or substitutions fall intothe scope defined by the claims of the present application.

The rest is the same as in the first embodiment.

Eighth Embodiment

FIGS. 20 to 22 show a reciprocating impact slack-drop/rotating/rakingmultifunctional power shaft as illustrated in the eighth embodiment,wherein the power shaft section 5 and the eccentric shaft section 6 arecombined into a crank shaft 36 or are combined into a non-concentric camshaft 31 etc.; the non-concentric cam shaft 31 includes a circularsection 33 of the eccentric shaft section and a circular section 32 ofthe power shaft section etc:, a circle center 35 of the circular sectionof the eccentric shaft section and a circle center 34 of the circularsection of the power shaft section are arranged in such positions thatthe circular section 32 of the power shaft section is arranged in thecircular section 33 of the eccentric shaft section; the distance betweenthe circle center 34 of the circular section of the power shaft sectionand the circle center 35 of the circular section of the eccentric shaftsection is ½ of a reciprocating impact stroke; the eccentric shaftsection bearing 10 is integrally installed and fixed on the eccentricshaft section 6 by penetrating through the power shaft section 5; twiceof the distance between the axial line of the power shaft section 5 andthe axial line of the eccentric shaft section 6 is the reciprocatingimpact stroke; the power shaft section 5 and the eccentric shaft section6 are separately connected or are integrated; a shoulder 27 is arrangedon one side of the eccentric shaft section 6; and the clutch andeccentric shaft section bearing spacer sleeve 30 or the power shaftsection and eccentric shaft section hearing spacer sleeve 24 or a snapspring or a retain ring is arranged on the other side of the eccentricshaft section.

Or the shoulder 27 is arranged on one side of the eccentric shaftsection 6; the power shaft section and eccentric shaft section bearingspacer sleeve 24 is arranged on the other side of the eccentric shaftsection; the shoulder 27 and the power shaft section 5 and eccentricshaft section hearing spacer sleeve together block the movement of theeccentric shaft section bearing 10 along the axial direction of theeccentric shaft section 6; and the inside diameter of the power shaftsection 5 and eccentric shaft section bearing spacer sleeve issnap-fitted and is radially located with the power shaft section.

The present invention is not limited to the above embodiment, thoseskilled in the art can still make equivalent modifications orsubstitutions without departing from the spirit of the presentinvention, and these equivalent modifications or substitutions fall intothe scope defined by the claims of the present application.

The rest is the same as in the first embodiment.

Ninth Embodiment

FIGS. 23 to 26 show a reciprocating impact slack-drop/rotating/rakingmultifunctional power shaft as illustrated in the ninth embodiment, andthe difference from the first embodiment lies in that: an anti-rotationhole 37 or an anti-rotation groove etc. is formed on the eccentric shaftsection 6; a projection 39 or the like snap-fitted with theanti-rotation hole 37 or the anti-rotation groove is arranged on thepower shaft section 6 and eccentric shaft section bearing 10 spacersleeve; the projection 39 is snap-fitted with the anti-rotation hole 37or the anti-rotation groove etc.; or the spacer sleeve anti-rotationcomponent 28 includes an anti-rotation pin 41 and a pin hole etc.; thepin hole includes a through hole 40 and/or a blind hole 42; a blind hole42 is formed on the eccentric shaft section 6, and a through hole 40 orthe like is formed on the power shaft section and eccentric shaftsection bearing spacer sleeve 24; the anti-rotation pin 41 penetratesthrough the through hole 40 on the power shaft section and eccentricshaft section bearing spacer sleeve 24; one end of the anti-rotation pin41 is arranged in the blind hole 42 on the eccentric shaft section 6,and the other end of the anti-rotation pin is arranged in the throughhole 40 on the power shaft section and eccentric shaft section bearingspacer sleeve 24; the anti-rotation pin 41 is prevented from droppingfrom the through hole 40 on the power shaft section and eccentric shaftsection bearing spacer sleeve 24 by spot welding or gluing; or a blindhole 42 is formed on the eccentric shaft section 6, and a blind hole 42is formed on the power shaft section and eccentric shaft section bearingspacer sleeve 24 etc.; one end of the anti-rotation pin 41 is arrangedin the blind hole 42 on the power shaft section and eccentric shaftsection bearing spacer sleeve 24, and the other end of the anti-rotationpin is arranged in the blind hole 42 on the eccentric shaft section 6;and the blind holes 42 prevent the anti-rotation pin 41 from dropping.

The present invention is not limited to the above embodiment, thoseskilled in the art can still make equivalent modifications orsubstitutions without departing from the spirit of the presentinvention, and these equivalent modifications or substitutions fall intothe scope defined by the claims of the present application.

The rest is the same as in the first embodiment.

Tenth Embodiment

FIG. 27 shows a reciprocating impact slack-drop/rotating/rakingmultifunctional power shaft as illustrated in the tenth embodiment,wherein an anti-rotation key 44 etc. are arranged on the inside diameterof the clutch and eccentric shaft section bearing spacer sleeve 30;correspondingly, a key slot 45 or the like is formed on the eccentricshaft section 6 and/or the power shaft section 5; the anti-rotation key44 is pushed into the key slot 45 to prevent rotation; or key slots 45etc. are formed on both the clutch and eccentric shaft section bearingspacer sleeve 30 and the eccentric shaft section 6; and anti-rotationkeys 44 are arranged in the key slots 45 of the clutch and eccentricshaft section bearing spacer sleeve 30 and the eccentric shaft section6.

The present invention is not limited to the above embodiment, thoseskilled in the art can still make equivalent modifications orsubstitutions without departing from the spirit of the presentinvention, and these equivalent modifications or substitutions fall intothe scope defined by the claims of the present application.

The rest is the same as in the first embodiment.

Eleventh Embodiment

FIG. 28 shows a reciprocating impact slack-drop/rotating/rakingmultifunctional power shaft as illustrated in the eleventh embodiment,wherein a disassembly jackscrew hole 43 is formed on the clutch andeccentric shaft section bearing spacer sleeve 30 for facilitating thedisassembly.

The present invention is not limited to the above embodiment, thoseskilled in the art can still make equivalent modifications orsubstitutions without departing from the spirit of the presentinvention, and these equivalent modifications or substitutions fall intothe scope defined by the claims of the present application.

The rest is the same as in the first embodiment.

Twelfth Embodiment

FIG. 29 shows a reciprocating impact slack-drop/rotating/rakingmultifunctional power shaft as illustrated in the twelfth embodiment,wherein the lubricated power take-off 7 includes a lubricating mechanism47 etc.; the lubricating mechanism 47 includes an oil throwing powercomponent 46 etc.; the oil throwing power component 46 or the like isarranged on the power shaft section 5; the oil throwing mechanismfurther includes an oil throwing shaft 49, an oil thrower 48 etc.; theoil throwing power component 46 drives the oil throwing shaft 49 etc.;the oil throwing shaft 49 drives the oil thrower 48 etc. to rotate tothrow oil; and the oil throwing power component 46 includes asprocket-chain oil throwing power component 50 or a belt pulley oilthrowing power component 46 or a rack and pinion oil throwing powercomponent 46 or a pin tooth type oil throwing power component 46 or arope and rope winder oil throwing power component 46 or a gear oilthrowing power component 46 or a hanging tooth oil throwing powercomponent 46, etc.

The present invention is not limited to the above embodiment, thoseskilled in the art can still make equivalent modifications orsubstitutions without departing from the spirit of the presentinvention, and these equivalent modifications or substitutions fall intothe scope defined by the claims of the present application.

The rest is the same as in the first embodiment.

Thirteenth Embodiment

FIGS. 30 to 33 show a reciprocating impact slack-drop/rotating/rakingmultifunctional power shaft as illustrated in the thirteenth embodiment,wherein the power source component 4 further includes a drivingtransmission component 51 etc.; the (hiving transmission component 51 isarranged on the power shaft section 5 or arranged between the powershaft section 5 and the eccentric shaft section 6 or arranged betweenthe eccentric shaft section 6 and the eccentric shaft section 6, etc.

The present invention is not limited to the above embodiment, thoseskilled in the art can still make equivalent modifications orsubstitutions without departing from the spirit of the presentinvention, and these equivalent modifications or substitutions fall intothe scope defined by the claims of the present application.

The rest is the same as in the first embodiment.

1. A reciprocating impact slack-drop/rotating/raking multifunctionalpower shaft, comprising a power shaft section, eccentric shaft sections,a power take-off and a power source component, wherein the powertake-off comprises a lubricated power take-off and/or a raking powertake-off; the eccentric shaft section comprises a bearing separatesnap-fitted eccentric shaft section or a bearing integrated sleevedeccentric shaft section; the eccentric shaft section further comprises aconnecting rod; the connecting rod comprises a separate snap-fittedconnecting rod and/or an integrated sleeved connecting rod; the powershaft section and the eccentric shaft section are separately connectedor integrated; the power shaft section comprises a power shaft sectionbearing; the eccentric shaft section comprises an eccentric shaftsection bearing; the eccentric shaft section bearing comprises aseparate snap-fitted bearing and/or an integrated sleeved bearing; theintegrated sleeved bearing is sleeved on the integrated sleevedeccentric shaft section; the integrated sleeved connecting rod issleeved on the integrated sleeved bearing; the power take-off isarranged between the power shaft section and the eccentric shaftsection, or the power take-off is arranged between the eccentric shaftsection and the eccentric shaft section, or the power take-off isarranged at one end of the eccentric shaft section, or the powertake-off is arranged at one end of the power shaft section; the powersource component drives the power shaft section to rotate; the eccentricshaft section drives the connecting rod to reciprocate; and the powershaft section drives the lubricated power take-off and/or the rakingpower take-off to rotate for working.
 2. The reciprocating impactslack-drop/rotating/raking multifunctional power shaft of claim 1,wherein the reciprocating impact slack-drop/rotating/rakingmultifunctional power shaft comprises more than one eccentric shaftsection, and more than two eccentric shaft sections are arranged in thesame direction or arranged at equal intervals along the radial directionof the power shaft section or arranged to form an angle difference alongthe radial direction of the power shaft section.
 3. The reciprocatingimpact slack-drop/rotating/raking multifunctional power shaft of claim1, wherein the reciprocating impact slack-drop/rotating/rakingmultifunctional power shaft is provided with a fluid passage, the fluidpassage penetrates through the power shaft section and/or the eccentricshaft section, and the power take-off and the power shaft section areseparately connected or integrated.
 4. The reciprocating impactslack-drop/rotating/raking multifunctional power shaft of claim 1,wherein the raking power take-off comprises a raking mechanism; theraking mechanism comprises a raking transmission component; the rakingtransmission component comprises a raking transmission chain wheel or araking transmission gear or a raking transmission belt pulley or araking transmission friction wheel or a raking transmission shaftcoupler or a raking clutch or a raking transmission spline sleeve; theraking mechanism further comprises a raking rotation component and aracking arm; the raking transmission chain wheel or the rakingtransmission gear or the raking transmission belt pulley or the rakingtransmission friction wheel or the raking transmission shaft coupler orthe raking clutch drives the raking rotation component to rotate; theraking rotation component drives the racking arm to rotate; the rakingtransmission component and the raking rotation component are separatelyconnected or integrated; and the raking rotation component and theraking arm are separately connected or integrated.
 5. The reciprocatingimpact slack-drop/rotating/raking multifunctional power shaft of claim4, wherein the raking clutch is arranged between the power shaft sectionand the raking transmission component, or the raking clutch is arrangedbetween the raking rotation component and the raking arm, or the rakingclutch is arranged between the power shaft section and the rakingrotation component; when the raking arm needs to perform rotary raking,the raking clutch drives the raking rotation component to drive theraking arm to rotate; and when the raking arm does not need to performrotary raking, the raking clutch stops the raking arm from rotating. 6.The reciprocating impact slack-drop/rotating/raking multifunctionalpower shaft of claim 1, wherein the eccentric shaft section bearingcomprises a rolling bearing or a sliding bearing; the sliding bearingcomprises a bearing bush or a bearing sleeve; the raking clutchcomprises a one-way clutch or a two-way clutch; the clutch comprises apawl one-way overrunning clutch, a one-way overrunning clutch without apusher dog, a one-way overrunning clutch with a pusher dog, a two-wayoverrunning clutch with a pusher dog, a wedge block overrunning clutch,a jaw clutch, a rotating key clutch, a gear clutch, a disc frictionclutch, a cone friction clutch, a piston cylinder friction clutch, adiaphragm friction clutch, a pneumatic tire friction clutch, a frictionclutch with a rotary piston cylinder, a friction clutch with a fixedpiston cylinder, a jaw electromagnetic clutch, a single-disk frictionelectromagnetic clutch without a sliding ring, a multidisc frictionelectromagnetic clutch with a sliding ring, a magnetic powder clutch, aslip electromagnetic clutch or a centrifugal clutch, etc.
 7. Thereciprocating impact slack-drop/rotating/raking multifunctional powershaft of claim 1, wherein the power shaft section comprises a powershaft section bearing retainer ring; the eccentric shaft sectioncomprises an eccentric shaft section bearing retainer ring: the powershaft section bearing retainer ring and the eccentric shaft sectionbearing retainer ring respectively block the power shaft section bearingand the eccentric shaft section bearing, or the power shaft sectionbearing retainer ring and the eccentric shaft section bearing retainerring are an integrated power shaft section and eccentric shaft sectionbearing spacer sleeve; the outside diameter of the power shaft sectionbearing retainer ring is smaller than the inside diameter of an outersupporting ring of the power shaft section bearing; the outside diameterof the eccentric shaft section bearing retainer ring is smaller than theinside diameter of an outer supporting ring of the eccentric shaftsection bearing; the power shaft section bearing retainer ring and theeccentric shaft section bearing retainer ring form a height difference;the space of the height difference avoids the friction of the eccentricshaft section bearing retainer ring with the outer supporting ring ofthe power shaft section bearing during rotation and/or the space of theheight difference avoids the friction of the power shaft section bearingretainer ring with the outer supporting ring of the eccentric shaftsection bearing during rotation; the power shaft section and eccentricshaft section bearing spacer sleeve is arranged between the power shaftsection bearing and the eccentric shaft section bearing for blocking themovement of the power shaft section bearing and the eccentric shaftsection bearing; spacer sleeve anti-rotation components are arranged onthe power shaft section and eccentric shaft section bearing spacersleeve and the eccentric shaft section or on the power shaft section andeccentric shaft section bearing spacer sleeve and the power shaftsection; the spacer sleeve anti-rotation components prevent the powershaft section and eccentric shaft section bearing spacer sleeve fromrotating relative to the power shaft section and relative to theeccentric shaft section; the power shaft section bearing supports therotation of the power shaft section and the eccentric shaft section; thepower source component drives the power shaft section to drive theconnecting rod to reciprocate; and the power shaft section bearingretainer ring and the eccentric shaft section bearing retainer ring areseparately arranged or separately connected or integrated.
 8. Thereciprocating impact slack-drop/rotating/raking multifunctional powershaft of claim 4, wherein the raking clutch comprises a clutch retainerring; the clutch retainer ring and the eccentric shaft section bearingretainer ring are separated or separately connected or integrated; theclutch retainer ring and the eccentric shaft section bearing retainerring form a clutch and eccentric shaft section bearing spacer sleeve;the clutch and eccentric shaft section bearing spacer sleeve is arrangedbetween the raking clutch and the eccentric shaft section bearing forblocking the movement of the clutch and the eccentric shaft sectionbearing; the spacer sleeve anti-rotation component is arranged on theclutch and eccentric shaft section bearing spacer sleeve; the spacersleeve anti-rotation component prevents the clutch and eccentric shaftsection bearing spacer sleeve from rotating relative to the eccentricshaft section; the connecting rod is snap-fitted on the eccentric shaftsection bearing; and the power shaft section bearing supports therotation of the reciprocating impact slack-drop/rotating/rakingmultifunctional power shaft.
 9. The reciprocating impactslack-drop/rotating/raking multifunctional power shaft of claim 1,wherein the power shaft section and the eccentric shaft section arecombined into a crank shaft or are combined into a non-concentric camshaft; the non-concentric cam shaft comprises a circular section of theeccentric shaft section and a circular section of the power shaftsection; a circle center of the circular section of the eccentric shaftsection and a circle center of the circular section of the power shaftsection are arranged in such positions that the circular section of thepower shaft section is arranged in the circular section of the eccentricshaft section, and the distance between the circle center of thecircular section of the power shaft section and the circle center of thecircular section of the eccentric shaft section is ½ of a reciprocatingimpact stroke; the eccentric shaft section bearing is integrallyinstalled and fixed on the eccentric shaft section by penetratingthrough the power shaft section; twice of the distance between the axialline of the power shaft section and the axial line of the eccentricshaft section is the reciprocating impact stroke; the power shaftsection and the eccentric shaft section are separately connected or areintegrated; and a shoulder is arranged on one side of the eccentricshaft section, and the clutch and eccentric shaft section bearing spacersleeve or the power shaft section and eccentric shaft section bearingspacer sleeve or a snap spring or a retain ring is arranged on the otherside of the eccentric shaft section.
 10. The reciprocating impactslack-drop/rotating/raking multifunctional power shaft of claim 1,wherein an anti-rotation hole or an anti-rotation groove is formed onthe eccentric shaft section; a projection snap-fitted with theanti-rotation hole or the anti-rotation groove is arranged on the powershaft section and eccentric shaft section bearing spacer sleeve; theprojection is snap-fitted with the anti-rotation hole or theanti-rotation groove; or the spacer sleeve anti-rotation componentcomprises an anti-rotation pin and a pin hole, the pin hole comprises athrough hole and/or a blind hole; a blind hole is formed on theeccentric shaft section, and a through hole is formed on the power shaftsection and eccentric shaft section bearing spacer sleeve; theanti-rotation pin penetrates through the through hole on the power shaftsection and eccentric shaft section bearing spacer sleeve; one end ofthe anti-rotation pin is arranged in the blind hole on the eccentricshaft section, and the other end of the anti-rotation pin is arranged inthe through hole on the power shaft section and eccentric shaft sectionbearing spacer sleeve; the anti-rotation pin is prevented from droppingfrom the through hole on the power shaft section and eccentric shaftsection bearing spacer sleeve by spot welding or gluing; or a blind holeis formed on the eccentric shaft section, and a blind hole is formed onthe power shaft section and eccentric shaft section bearing spacersleeve; one end of the anti-rotation pin is arranged in the blind holeon the power shaft section and eccentric shaft section bearing spacersleeve, and the other end of the anti-rotation pin is arranged in theblind hole on the eccentric shaft section; and the blind holes preventthe anti-rotation pin from dropping.
 11. The reciprocating impactslack-drop/rotating/raking multifunctional power shaft of claim 8,wherein an anti-rotation key is arranged on the inside diameter of theclutch and eccentric shaft section bearing spacer sleeve,correspondingly, a key slot is formed on the eccentric shaft sectionand/or the power shaft section, the anti-rotation key is pushed into thekey slot to prevent rotation, or key slots are formed on both the clutchand eccentric shaft section bearing spacer sleeve and the eccentricshaft section, and anti-rotation keys are arranged in the key slots ofthe clutch and eccentric shaft section bearing spacer sleeve and theeccentric shaft section.
 12. The reciprocating impactslack-drop/rotating/raking multifunctional power shaft of claim 8,wherein a disassembly jackscrew hole is formed on the clutch andeccentric shaft section bearing spacer sleeve and/or a lifting hole isformed on the eccentric shaft section.
 13. The reciprocating impactslack-drop/rotating/raking multifunctional power shaft of claim 1,wherein the lubricated power take-off comprises a lubricating mechanism;the lubricating mechanism comprises an oil throwing power component; theoil throwing power component is arranged on the power shaft section; theoil throwing mechanism further comprises an oil throwing shaft and anoil thrower; the oil throwing power component drives the oil throwingshaft, and the oil throwing shaft drives the oil thrower to rotate tothrow oil; and the oil throwing power component comprises asprocket-chain oil throwing power component or a belt pulley oilthrowing power component or a rack and pinion oil throwing powercomponent or a pin tooth type oil throwing power component or a rope andrope winder oil throwing power component or a gear oil throwing powercomponent or a hanging tooth oil throwing power component. 14.(canceled)
 15. The reciprocating impact slack-drop/rotating/rakingmultifunctional power shaft of claim 1, wherein the power sourcecomponent further comprises a driving transmission component, and thedriving transmission component is arranged on the power shaft section orarranged between the power shaft section and the eccentric shaft sectionor arranged between the eccentric shaft section and the eccentric shaftsection, a buffering component is arranged between the eccentric shaftsection and the eccentric shaft section bearing or between the powershaft section and the power shaft section bearing.
 16. (canceled) 17.The reciprocating impact slack-drop/rotating/raking multifunctionalpower shaft of claim 1, wherein a shoulder is arranged on one side ofthe eccentric shaft section, the power shaft section and eccentric shaftsection bearing spacer sleeve are arranged on the other side of theeccentric shaft section; the shoulder and the power shaft section andeccentric shaft section bearing spacer sleeve block the movement of theeccentric shaft section bearing together along the axial direction ofthe eccentric shaft section; and the inside diameter of the power shaftsection and eccentric shaft section bearing spacer sleeve is snap-fittedand is radially located with the power shaft section.